Tim Costello
| Tim Costello | |
|---|---|
| Costello in 2012 | |
| Personal life | |
| Born | Timothy Ewen Costello 4 March 1955 Melbourne, Victoria, Australia | 
| Nationality | Australian | 
| Spouse | Merridie Costello | 
| Alma mater | Carey Baptist Grammar School Monash University International Baptist Seminary Rueschlikon Melbourne College of Divinity | 
| Relatives | Peter Costello (brother) Patrick Costello | 
| Religious life | |
| Religion | Christianity (Baptist) | 
| Church | St Kilda Baptist Church Collins Street Baptist Church | 
| Senior posting | |
| Post | Mayor of St Kilda President of the Baptist Union of Australia (1999–2002) CEO of World Vision Australia (2003–2016) | 
Timothy Ewen Costello AO (born 4 March 1955) is an Australian Baptist minister who was the Chief Executive Officer and Chief Advocate of World Vision Australia. Costello worked as a lawyer and served as mayor of St Kilda. He has authored a number of books on faith and life. A National Trust poll in 2014 elected him one of Australia's 100 national living treasures.